38.367 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.430 * * * [progress]: [2/2] Setting up program.
0.435 * [progress]: [Phase 2 of 3] Improving.
0.435 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0))
0.438 * * [simplify]: iteration  0 :  50  enodes  (cost  28 )
0.439 * * [simplify]: iteration  1 :  127  enodes  (cost  28 )
0.442 * * [simplify]: iteration  2 :  325  enodes  (cost  28 )
0.449 * * [simplify]: iteration  3 :  744  enodes  (cost  28 )
0.468 * * [simplify]: iteration  4 :  2348  enodes  (cost  27 )
0.517 * * [simplify]: iteration  5 :  5001  enodes  (cost  27 )
0.517 * [simplify]: Simplified to:
   (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))))))
0.523 * [progress]: [Phase 3 of 3] Extracting.
0.523 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0)))))))> #<alt (λ (x) (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)))>)
0.525 * * * [regime-changes]: Trying 2 branch expressions: ((/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)) x)
0.525 * * * * [regimes]: Trying to branch on (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)) from (#<alt (λ (x) (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0)))))))> #<alt (λ (x) (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)))>)
0.587 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0)))))))> #<alt (λ (x) (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)))>)
0.614 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.615 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))))))
0.615 * * [simplify]: iteration  0 :  32  enodes  (cost  27 )
0.616 * * [simplify]: iteration  1 :  36  enodes  (cost  27 )
0.616 * * [simplify]: iteration  2 :  42  enodes  (cost  27 )
0.617 * * [simplify]: iteration  3 :  48  enodes  (cost  27 )
0.617 * * [simplify]: iteration  4 :  48  enodes  (cost  27 )
0.617 * [simplify]: Simplified to:
   (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))))))
14.508 * [regime-testing]: End program error score: 32.67865488389305